remove Hash Table from FinchAssembly

[willow-ahrens]

In the future, we will build hash tables out of FinchAssembly. fixes #406

[codspeed-hq]

Merging this PR will degrade performance by 13.73%

⚠️ Unknown Walltime execution environment detected

Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.

For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.

⚠️ Different runtime environments detected

Some benchmarks with significant performance changes were compared across different runtime environments,
which may affect the accuracy of the results.

Open the report in CodSpeed to investigate

❌ 3 regressed benchmarks
✅ 29 untouched benchmarks

Warning

Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
❌	WallTime	test_ops_binary[interpret_galley-add]	787 ms	912.7 ms	-13.78%
❌	WallTime	test_ops_binary[interpret_galley-multiply]	786.2 ms	911.4 ms	-13.74%
❌	WallTime	test_ops_reduction[interpret_galley-sum]	419.5 ms	485.9 ms	-13.67%

Tip

Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.

---

_{Comparing wma/rm_hash (06126ad) with main (64775fa)}

[kylebd99]

This looks good to me! I love a PR that removes nodes from a language.

[kylebd99]

@willow-ahrens @hameerabbasi codspeed seems a bit sensitive/jittery on wallclock mode, would it make sense to shift the tolerance to like 25% for the moment?

Edit: Ahh, nevermind, I thought it was blocking PRs. This is fine.

[willow-ahrens]

Yes, lets.

…

________________________________ From: Kyle Deeds ***@***.***> Sent: Tuesday, 30 June 2026 18:26:13 To: finch-tensor/finch-tensor-lite ***@***.***> Cc: Willow Ahrens ***@***.***>; Mention ***@***.***> Subject: Re: [finch-tensor/finch-tensor-lite] remove Hash Table from FinchAssembly (PR #541) [https://avatars.githubusercontent.com/u/27299171?s=20&v=4]kylebd99 left a comment (finch-tensor/finch-tensor-lite#541)<#541 (comment)> @willow-ahrens<https://github.com/willow-ahrens> @hameerabbasi<https://github.com/hameerabbasi> codspeed seems a bit sensitive/jittery on wallclock mode, would it make sense to shift the tolerance to like 25% for the moment? — Reply to this email directly, view it on GitHub<#541?email_source=notifications&email_token=ABMAYDZSPGIBNQG7TAMVHBT5CQ5ALA5CNFSNUABFM5UWIORPF5TWS5BNNB2WEL2JONZXKZKDN5WW2ZLOOQXTIOBUHA2DCMJRGA22M4TFMFZW63VHNVSW45DJN5XKKZLWMVXHJLDGN5XXIZLSL5RWY2LDNM#issuecomment-4848411105>, or unsubscribe<https://github.com/notifications/unsubscribe-auth/ABMAYD2P4CUJOFC2VGJISJD5CQ5ALAVCNFSNUABFKJSXA33TNF2G64TZHM4TOMRXGQ3DANRXHNEXG43VMU5TINZXHE4DCNZXGA22C5QC>. You are receiving this because you were mentioned.Message ID: ***@***.***>